Compound Cave https://www.compoundcave.co.uk UK research peptide supplier. Every material independently tested for identity and >99% purity. Tracked 24h dispatch. Research use only. en-gb Wed, 07 Oct 2026 19:24:26 GMT How to read a purity figure without taking it on trust https://www.compoundcave.co.uk/field-notes/how-to-read-a-purity-figure https://www.compoundcave.co.uk/field-notes/how-to-read-a-purity-figure Fri, 04 Sep 2026 09:00:00 GMT A purity figure is a claim about one material on one date. How to read an HPLC purity result and certificate of analysis, and which fields carry the weight. Documentation